Home / 124,716,243.81-187,062,342.57-38,431,483.05

Finding the Fourth Proportional to 124,716,243.81, 187,062,342.57 and 38,431,483.05

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Solution

The fourth proportional to 124,716,243.81, 187,062,342.57 and 38,431,483.05 is: 57,643,519.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,716,243.81 : 187,062,342.57 = 38,431,483.05 : x
  2. Step 2: Convert to fraction form
    124,716,243.81/187,062,342.57 = 38,431,483.05/x
  3. Step 3: Cross multiply
    124,716,243.81x = 187,062,342.57 × 38,431,483.05
  4. Step 4: Simplify right side
    124,716,243.81x = 7,189,083,247,772,248
  5. Step 5: Solve for x
    x = 7,189,083,247,772,248/124,716,243.81
  6. Step 6: Final answer
    x = 57,643,519.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.